Baby bottle with thermostat system



FIG. 1 is a front view of the baby bottle with thermostat system, showing my new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of numerals and symbols is for illustrative purposes only and forms no part of the claimed design.

The solid angled black lines on FIG. 1 are the color indicia for green and the solid vertical lines are the color indicia for red. 

The ornamental design for a baby bottle with thermostat system, as shown. 